diff --git a/unsync.py b/unsync.py
index 780062a..808d2bc 100755
--- a/unsync.py
+++ b/unsync.py
@@ -42,7 +42,7 @@ def shouldsync(md):
     if sync:
         sync = sync[0].lower()
 
-    return sync == 'yes' or type(rating) == int and rating >= 3 and not sync is 'no' and not sync is 'space'
+    return sync == 'yes' or type(rating) == int and rating >= 3 and sync != 'no' and sync != 'space'
 
 def fixmetadata(md):
     md['artist'] = md.get('artist', u"Unknown Artist")